Noise Logger Specifications – ARL Long term Noise Logger – Type 1

  • Noise Descriptors measured: Leq, Lmin, Lmax, and Ln
  • Frequency Weightings: A,C
  • Time Averaging :Fast, Leq
  • Statistical Intervals: 1, 2, 3, 4, 5, 10, 15, 20, 30 and 60 minutes

  • Short Term Leq: Selectable for continuous, or on trigger, with selectable lengths of 1,2,4,8,10,20,30,60 seconds
  • Battery Life: 2 weeks

  • Noise Floor: <24dB
  • Measurement range : 30dB to 120dB
  • Frequency range: 20Hz to 8kHz
  • Sampling Rate: From 10 samples per second.
  • Memory Capacity: ~7,900 Statistical Intervals in up to 8 buffers.

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